diff --git a/v2rayN/ServiceLib/Common/QRCodeHelper.cs b/v2rayN/ServiceLib/Common/QRCodeUtils.cs
similarity index 98%
rename from v2rayN/ServiceLib/Common/QRCodeHelper.cs
rename to v2rayN/ServiceLib/Common/QRCodeUtils.cs
index 9938eadd..3d3dc90b 100644
--- a/v2rayN/ServiceLib/Common/QRCodeHelper.cs
+++ b/v2rayN/ServiceLib/Common/QRCodeUtils.cs
@@ -4,7 +4,7 @@ using ZXing.SkiaSharp;
 
 namespace ServiceLib.Common;
 
-public class QRCodeHelper
+public class QRCodeUtils
 {
     public static byte[]? GenQRCode(string? url)
     {
diff --git a/v2rayN/ServiceLib/GlobalUsings.cs b/v2rayN/ServiceLib/GlobalUsings.cs
index a4bf3ccd..7feb4705 100644
--- a/v2rayN/ServiceLib/GlobalUsings.cs
+++ b/v2rayN/ServiceLib/GlobalUsings.cs
@@ -1,11 +1,12 @@
-global using ServiceLib.Base;
+global using ServiceLib.Base;
 global using ServiceLib.Common;
 global using ServiceLib.Enums;
 global using ServiceLib.Handler;
+global using ServiceLib.Helper;
 global using ServiceLib.Handler.Fmt;
 global using ServiceLib.Services;
 global using ServiceLib.Services.Statistics;
 global using ServiceLib.Services.CoreConfig;
 global using ServiceLib.Models;
 global using ServiceLib.Resx;
-global using ServiceLib.Handler.SysProxy;
\ No newline at end of file
+global using ServiceLib.Handler.SysProxy;
diff --git a/v2rayN/ServiceLib/Common/DownloaderHelper.cs b/v2rayN/ServiceLib/Helper/DownloaderHelper.cs
similarity index 99%
rename from v2rayN/ServiceLib/Common/DownloaderHelper.cs
rename to v2rayN/ServiceLib/Helper/DownloaderHelper.cs
index 073e1ab4..3764499c 100644
--- a/v2rayN/ServiceLib/Common/DownloaderHelper.cs
+++ b/v2rayN/ServiceLib/Helper/DownloaderHelper.cs
@@ -1,7 +1,7 @@
 using System.Net;
 using Downloader;
 
-namespace ServiceLib.Common;
+namespace ServiceLib.Helper;
 
 public class DownloaderHelper
 {
diff --git a/v2rayN/ServiceLib/Common/HttpClientHelper.cs b/v2rayN/ServiceLib/Helper/HttpClientHelper.cs
similarity index 99%
rename from v2rayN/ServiceLib/Common/HttpClientHelper.cs
rename to v2rayN/ServiceLib/Helper/HttpClientHelper.cs
index 8bc1384a..3dfb45cc 100644
--- a/v2rayN/ServiceLib/Common/HttpClientHelper.cs
+++ b/v2rayN/ServiceLib/Helper/HttpClientHelper.cs
@@ -2,7 +2,7 @@ using System.Net.Http.Headers;
 using System.Net.Mime;
 using System.Text;
 
-namespace ServiceLib.Common;
+namespace ServiceLib.Helper;
 
 /// <summary>
 /// </summary>
diff --git a/v2rayN/ServiceLib/Common/SqliteHelper.cs b/v2rayN/ServiceLib/Helper/SqliteHelper.cs
similarity index 98%
rename from v2rayN/ServiceLib/Common/SqliteHelper.cs
rename to v2rayN/ServiceLib/Helper/SqliteHelper.cs
index 62b0a830..1561d3a5 100644
--- a/v2rayN/ServiceLib/Common/SqliteHelper.cs
+++ b/v2rayN/ServiceLib/Helper/SqliteHelper.cs
@@ -1,7 +1,7 @@
 using System.Collections;
 using SQLite;
 
-namespace ServiceLib.Common;
+namespace ServiceLib.Helper;
 
 public sealed class SQLiteHelper
 {
diff --git a/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs b/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs
index 8578036d..8945c1eb 100644
--- a/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs
@@ -420,7 +420,7 @@ public class MainWindowViewModel : MyReactiveObject
 
     public async Task ScanScreenResult(byte[]? bytes)
     {
-        var result = QRCodeHelper.ParseBarcode(bytes);
+        var result = QRCodeUtils.ParseBarcode(bytes);
         await AddScanResultAsync(result);
     }
 
@@ -437,7 +437,7 @@ public class MainWindowViewModel : MyReactiveObject
             return;
         }
 
-        var result = QRCodeHelper.ParseBarcode(fileName);
+        var result = QRCodeUtils.ParseBarcode(fileName);
         await AddScanResultAsync(result);
     }
 
diff --git a/v2rayN/v2rayN.Desktop/Views/QrcodeView.axaml.cs b/v2rayN/v2rayN.Desktop/Views/QrcodeView.axaml.cs
index c4e3052c..3c498cb6 100644
--- a/v2rayN/v2rayN.Desktop/Views/QrcodeView.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/QrcodeView.axaml.cs
@@ -23,7 +23,7 @@ public partial class QrcodeView : UserControl
 
     private Bitmap? GetQRCode(string? url)
     {
-        var bytes = QRCodeHelper.GenQRCode(url);
+        var bytes = QRCodeUtils.GenQRCode(url);
         return ByteToBitmap(bytes);
     }
 
diff --git a/v2rayN/v2rayN/Common/QRCodeHelper.cs b/v2rayN/v2rayN/Common/QRCodeHelper.cs
index 74bf9545..6d070972 100644
--- a/v2rayN/v2rayN/Common/QRCodeHelper.cs
+++ b/v2rayN/v2rayN/Common/QRCodeHelper.cs
@@ -17,7 +17,7 @@ public class QRCodeHelper
         }
         try
         {
-            var qrCodeImage = ServiceLib.Common.QRCodeHelper.GenQRCode(strContent);
+            var qrCodeImage = QRCodeUtils.GenQRCode(strContent);
             return qrCodeImage is null ? null : ByteToImage(qrCodeImage);
         }
         catch